diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/f14/Proc/GNB/Gfx/GfxRegisterAcc.c')
| -rw-r--r-- | src/vendorcode/amd/agesa/f14/Proc/GNB/Gfx/GfxRegisterAcc.c | 209 |
1 files changed, 209 insertions, 0 deletions
diff --git a/src/vendorcode/amd/agesa/f14/Proc/GNB/Gfx/GfxRegisterAcc.c b/src/vendorcode/amd/agesa/f14/Proc/GNB/Gfx/GfxRegisterAcc.c new file mode 100644 index 0000000000..5c341c7aef --- /dev/null +++ b/src/vendorcode/amd/agesa/f14/Proc/GNB/Gfx/GfxRegisterAcc.c @@ -0,0 +1,209 @@ +/* $NoKeywords:$ */ +/** + * @file + * + * Graphics controller access service routines. + * + * + * + * @xrefitem bom "File Content Label" "Release Content" + * @e project: AGESA + * @e sub-project: GNB + * @e \$Revision: 39275 $ @e \$Date: 2010-10-09 08:22:05 +0800 (Sat, 09 Oct 2010) $ + * + */ +/* + ***************************************************************************** + * + * Copyright (c) 2011, Advanced Micro Devices, Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of Advanced Micro Devices, Inc. nor the names of + * its contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL ADVANCED MICRO DEVICES, INC. BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * *************************************************************************** + * + */ + +/*---------------------------------------------------------------------------------------- + * M O D U L E S U S E D + *---------------------------------------------------------------------------------------- + */ +#include "AGESA.h" +#include "amdlib.h" +#include "Ids.h" +#include "Gnb.h" +#include "GnbGfx.h" +#include GNB_MODULE_DEFINITIONS (GnbCommonLib) +#include "GfxRegisterAcc.h" +#include "GnbRegistersON.h" +#include "Filecode.h" +#define FILECODE PROC_GNB_GFX_GFXREGISTERACC_FILECODE +/*---------------------------------------------------------------------------------------- + * D E F I N I T I O N S A N D M A C R O S + *---------------------------------------------------------------------------------------- + */ + + +/*---------------------------------------------------------------------------------------- + * T Y P E D E F S A N D S T R U C T U R E S + *---------------------------------------------------------------------------------------- + */ + + +/*---------------------------------------------------------------------------------------- + * P R O T O T Y P E S O F L O C A L F U N C T I O N S + *---------------------------------------------------------------------------------------- + */ + +/*----------------------------------------------------------------------------------------*/ +/** + * Write GMM register + * + * + * @param[in] Address GMM register address + * @param[in] Value Value + * @param[in] S3Save Save for S3 resume + * @param[in] Gfx Pointer to global GFX configuration + */ + +VOID +GmmRegisterWrite ( + IN UINT16 Address, + IN UINT32 Value, + IN BOOLEAN S3Save, + IN GFX_PLATFORM_CONFIG *Gfx + ) +{ + ASSERT (Gfx->GmmBase != 0); + GnbLibMemWrite (Gfx->GmmBase + Address, S3Save ? AccessS3SaveWidth32 : AccessWidth32, &Value, GnbLibGetHeader (Gfx)); +} + +/*----------------------------------------------------------------------------------------*/ +/** + * Read GMM register + * + * + * @param[in] Address GMM register address + * @param[in] Gfx Pointer to global GFX configuration + * @retval Value of GMM register + */ + +UINT32 +GmmRegisterRead ( + IN UINT16 Address, + IN GFX_PLATFORM_CONFIG *Gfx + ) +{ + UINT32 Value; + ASSERT (Gfx->GmmBase != 0); + GnbLibMemRead (Gfx->GmmBase + Address, AccessWidth32, &Value, GnbLibGetHeader (Gfx)); + return Value; +} + +/*----------------------------------------------------------------------------------------*/ +/** + * Write GMM register field + * + * + * @param[in] Address GMM register address + * @param[in] FieldOffset Register field offset + * @param[in] FieldWidth Register field width + * @param[in] Value Field value + * @param[in] S3Save Save for S3 resume + * @param[in] Gfx Pointer to global GFX configuration + */ + +VOID +GmmRegisterWriteField ( + IN UINT16 Address, + IN UINT8 FieldOffset, + IN UINT8 FieldWidth, + IN UINT32 Value, + IN BOOLEAN S3Save, + IN GFX_PLATFORM_CONFIG *Gfx + ) +{ + UINT32 Data; + UINT32 Mask; + Data = GmmRegisterRead (Address, Gfx); + Mask = (1 << FieldWidth) - 1; + Value &= Mask; + Data &= (~(Mask << FieldOffset)); + GmmRegisterWrite (Address, Data | (Value << FieldOffset), S3Save, Gfx); +} + +/*----------------------------------------------------------------------------------------*/ +/** + * Write GMM registers table + * + * + * @param[in] Table Pointer to table + * @param[in] TableLength Number of entries in table + * @param[in] S3Save Save for S3 resume + * @param[in] Gfx Pointer to global GFX configuration + */ + + +VOID +GmmRegisterTableWrite ( + IN GMM_REG_ENTRY Table[], + IN UINTN TableLength, + IN BOOLEAN S3Save, + IN GFX_PLATFORM_CONFIG *Gfx + ) +{ + UINTN Index; + for (Index = 0; Index < TableLength; Index++) { + GmmRegisterWrite (Table[Index].GmmReg, Table[Index].GmmData, S3Save, Gfx); + } +} + +/*----------------------------------------------------------------------------------------*/ +/** + * Copy memory content to FB + * + * + * @param[in] Source Pointer to source + * @param[in] FbOffset FB offset + * @param[in] Length The length to copy + * @param[in] Gfx Pointer to global GFX configuration + * + */ +VOID +GfxLibCopyMemToFb ( + IN VOID *Source, + IN UINT32 FbOffset, + IN UINT32 Length, + IN GFX_PLATFORM_CONFIG *Gfx + ) +{ + GMMx00_STRUCT GMMx00; + GMMx04_STRUCT GMMx04; + UINT32 Index; + for (Index = 0; Index < Length; Index = Index + 4 ) { + GMMx00.Value = 0x80000000 | (FbOffset + Index); + GMMx04.Value = *(UINT32*) ((UINT8*)Source + Index); + GmmRegisterWrite (GMMx00_ADDRESS, GMMx00.Value, FALSE, Gfx); + GmmRegisterWrite (GMMx04_ADDRESS, GMMx04.Value, FALSE, Gfx); + } +} |